D. Medel and A. Salapa, “Analysis of Filipino Family Households Income Classification and Expenditure Patterns Using Machine Learning ”, Bus Org Stud J, vol. 1, no. 3, pp. 39–52, Aug. 2023, Accessed: Feb. 25, 2026. [Online]. Available: https://ieesjournals.com/index.php/bosej/article/view/156